mydoom | f571136b2fef1f1c555900fcd00f077156997d7cff388f81c3713ce9029908ce

General

Target

JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe
Size

28KB
MD5

6e393a9ed7907b38cb15d47b166fbf14
SHA1

e10f1e614220565696f2f6e21cf281125f894891
SHA256

f571136b2fef1f1c555900fcd00f077156997d7cff388f81c3713ce9029908ce
SHA512

6aba2c60409a167d325e51682ea211ff644e1f3497da0590d37a06a9a04668ef1c4a31e49bceb5cc4d1d559ee3649d245125f668749335a4ba214116ab62b0c0
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNk/:Dv8IRRdsxq1DjJcqf1/

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 6 IoCs

resource	yara_rule
behavioral1/memory/2904-15-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2904-47-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2904-71-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2904-75-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2904-80-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom
behavioral1/memory/2904-87-0x0000000000500000-0x0000000000510000-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
2456	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 25 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2904-0-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2904-4-0x0000000000220000-0x0000000000228000-memory.dmp	upx
behavioral1/files/0x00260000000170f8-7.dat	upx
behavioral1/memory/2904-15-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2456-18-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2456-19-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2456-24-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2456-29-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2456-31-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2456-36-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2456-41-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2456-43-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-47-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2456-48-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2456-53-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/files/0x001700000001756e-66.dat	upx
behavioral1/memory/2904-71-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2456-72-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-75-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2456-76-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-80-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2456-81-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2456-83-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/2904-87-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/2456-88-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe
File opened for modification	C:\Windows\java.exe	JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe
File created	C:\Windows\java.exe	JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2456	2904	JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe	30
PID 2904 wrote to memory of 2456	2904	JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe	30
PID 2904 wrote to memory of 2456	2904	JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe	30
PID 2904 wrote to memory of 2456	2904	JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e393a9ed7907b38cb15d47b166fbf14.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE7D3.tmp

Filesize
28KB

MD5
ec243408fb27307ec95d8dfb30de4f95

SHA1
f4f9b23e6930272f3e902ee99cba4ffdfe2a1eb0

SHA256
368027079f013db92898c13d218608e1645fef75cbcbca8dee26a8e9eeb3b483

SHA512
58a85a72369c2cc70262d1c25aeb74546fac127d963a671cf23b4abb85e417d536de2b3ab2ce6dbf489fa944b8013950930a1d6c7fa0af1d7c3ebc548b2c6a77

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
8908dd6e012c79b60f38630530db3df1

SHA1
69896627ebc329ed2b4006e949b50f8a5ce8c873

SHA256
264b6eb3b20d71149cb2d28b79d03cf3e89add38528565655b8b9dea23d2f731

SHA512
2646478450bcb25895dacb86bc338bf91e9602fe811f8d52f02298c527eb88380cb34fb7074c883ad5d8846d9b270e2fa0f8e9b238b83c52556e316b806bd738

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/2456-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-36-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-18-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-19-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-72-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-29-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-31-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-81-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-41-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-43-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-76-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-48-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-53-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-83-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2456-88-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2904-47-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-71-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-75-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-80-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-16-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2904-15-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-87-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2904-4-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads